cataract 详细解释

cataract

['kætərækt]

n.大瀑布, 奔流, [医]白内障

n.[C]

1. 大瀑布

2. 激流; 豪雨; 洪水[P1]

Cataracts of rain flooded the streets.

倾盆大雨弄得街道淹水。

3. 【医】白内障

remove a cataract

去除白内障

词形变化

动词过去式: catapulted | 动词过去分词: catapulted | 动词现在分词: catapulting | 动词第三人称单数: catapults |

词义辨析

同义参见:

waterfall  river  

反义参见:

cascade  

英英释义

名词 cataract:

clouding of the natural lens of the eye

a large waterfall; violent rush of water over a precipice

补充

cataractcataract英:[ˈkætərækt] 美:[ˈkætəˌrækt]n.1.大瀑布The way is blocked by the tall cataract.高悬的大瀑布挡住了去路。2.〈医〉白内障He is an elderly gentleman who had had a cataract operation.他是一位曾经动过白内障手术的老人。

例句

1. In one study, light smokers were found to be more than twice as likely to get cataracts as non-smokers.一项研究发现, 偶尔吸烟者患白内障的可能性是不吸烟者的两倍以上。 2. an operation to remove the cataracts白内障切除手术 3. The boat was swept into a raging cataract.小船被卷入到狂暴的瀑布中。 4. The rotor cataracts water over the top of the machine.回转轮将水从机器顶部注入。 5. The rain was cataracting down the windowpanes.雨水如瀑布一般正顺着玻璃窗流下来。 6. the rain enveloped us in a deafening cataract.震耳欲聋的暴雨把我们包围了。 7. she had cataracts in both eyes.她两只眼睛都有白内障。 8. His grandmother developed cataracts.他的祖母患了白内障。

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